188857220

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{283}}^1\times {\mathrm{547}}^1$

素因数の和:900

約数の個数: 48

約数和(自身を含む): 405265728

約数和(自身を除く): 216408508

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 283, 305, 547, 566, 610, 1094, 1132, 1220, 1415, 2188, 2735, 2830, 5470, 5660, 10940, 17263, 33367, 34526, 66734, 69052, 86315, 133468, 154801, 166835, 172630, 309602, 333670, 345260, 619204, 667340, 774005, 1548010, 3096020, 9442861, 18885722, 37771444, 47214305, 94428610, 188857220]

約数ペア:

[(1, 188857220), (2, 94428610), (4, 47214305), (5, 37771444), (10, 18885722), (20, 9442861), (61, 3096020), (122, 1548010), (244, 774005), (283, 667340), (305, 619204), (547, 345260), (566, 333670), (610, 309602), (1094, 172630), (1132, 166835), (1220, 154801), (1415, 133468), (2188, 86315), (2735, 69052), (2830, 66734), (5470, 34526), (5660, 33367), (10940, 17263)]